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54 lines
2.1 KiB
C++
54 lines
2.1 KiB
C++
// Copyright 2022 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef NET_BASE_URL_SEARCH_PARAMS_H_
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#define NET_BASE_URL_SEARCH_PARAMS_H_
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#include <string>
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#include <utility>
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#include <vector>
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#include "base/containers/flat_set.h"
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#include "net/base/net_export.h"
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#include "url/gurl.h"
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namespace net {
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// Class that exposes the following functionality to parse a UTF-8, percent
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// encoded url's `query`
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// - parse `query` parameters into a list of `(key,value)` pairs keeping the
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// same order as in `query`. While parsing the url's `query` the class does
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// percent decoding of both the `key` and `value`.
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// - stable sort of the `(key,value)` entries in the list based on `key`
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// - deletion of all `(key,value)` pairs for which `key`is part of a set of
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// specified `keys`
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// - deletion of all `(key, values)` pairs except pairs for which `key` is part
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// of a set of specified `keys`
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class NET_EXPORT UrlSearchParams {
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public:
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explicit UrlSearchParams(const GURL& url);
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UrlSearchParams(const UrlSearchParams&) = delete;
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~UrlSearchParams();
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UrlSearchParams& operator=(UrlSearchParams&) = delete;
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UrlSearchParams& operator=(const UrlSearchParams&) = delete;
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// Runs a stable sort by key of all of the query search params.
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// The stable sort will keep the order of query search params with the same
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// key the same as in the original url.
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void Sort();
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// Deletes all query search params with specified keys.
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void DeleteAllWithNames(const base::flat_set<std::string>& names);
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// Deletes all query search params except the ones with specified keys.
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void DeleteAllExceptWithNames(const base::flat_set<std::string>& names);
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// Returns a list of key-value pairs representing all query search params.
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const std::vector<std::pair<std::string, std::string>>& params() const;
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private:
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// Keeps track of all key-value pairs representing all query search params.
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// The order from the original url is important.
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std::vector<std::pair<std::string, std::string>> params_;
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};
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} // namespace net
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#endif // NET_BASE_URL_SEARCH_PARAMS_H_
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